The Scientist

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During the Middle Ages, alchemists developed sophisticated ways to tap the medicinal powers of the Earth’s bounty. Liber de Arte Distillandi, published in 1512, is a layman’s guide to the preparation of these natural medicines.

Amygdala responses to the facial signals of others predict both normal and abnormal emotional states. An understanding of the brain chemistry underlying these responses will lead to new strategies for treating and predicting psychopathology.